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Proof step 7 from proof crash-neutral-sync (previous step)

afs-cons(dirs, files) ⊦ (⌊ESUCCESS⌋ ∨ ESUCCESS = ESUCCESS) ∧ ⟨err := ESUCCESS; asynced := err = ESUCCESS⟩ asynced

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 8:
afs-cons(dirs, files) ⊦ ⟨err := ESUCCESS; asynced := err = ESUCCESS⟩ asynced

Rule argument

Additional information

Used simplifier rules: ⊦ ¬ ⌊ESUCCESS⌋ ; (s)